100% TPU cover Butyl bladder Machine-stitched surface Training ball Adidas Starlancer Club Soccer Ball Features/Benefits: The next time you head to the park, shoot for the stars. This adidas Starlancer Club soccer ball is a dependable option for training sessions and scrimmages. Its TPU cover and machine-stitched construction dial up its durability. The butyl bladder means less pumping, more playing.